Unrated
wifi: brcmfmac: Fix memory leak in brcmf_sdio_read_control()
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix memory leak in brcmf_sdio_read_control() The memory allocated for buf is not freed in some of the error paths in brcmf_sdio_read_control(). Fix that by adding vfree() calls. [arend: rework as suggested by Johannes]
Announced Source revision 1
Original source ↗CVE-2026-80949
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-80949
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "b1d0a90a844abccdfed9fe141b5d0d654a821485",
"versionType": "git"
},
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "86b57fa3172e287bc083113507a965e6d9a46a45",
"versionType": "git"
},
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "a732c4f36a4cd79f3702391f88ebb56f2e43b0ee",
"versionType": "git"
},
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "7704f6ba2a8c492b07a3eaa1e311b4b30d389246",
"versionType": "git"
},
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "fdb880a7d575efe8b5c7b5b819b96d9251a3937f",
"versionType": "git"
},
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "261d7c7610b4b2f476382c88a2d1ae0cc5e07add",
"versionType": "git"
},
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "ba04715ee672c336272be3ceb43bda9ffc33eb75",
"versionType": "git"
},
{
"status": "affected",
"version": "dd43a01c5cdb811adeb09e6a2d2788f8aa0d0969",
"lessThan": "0d10db8e94fcb23a799789aaa696b4d8f937e207",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "3.8"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "3.8",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.270",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.221",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.188",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.157",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.109",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.50",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.4",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-80949
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #34907 · Revision 1
- Added to Heist Feed
- Publisher date